philip hammond, warned brexiteers in his own party that voting against it would land them in highly uncertain territory and would jeopardise their preferred option of leaving the eu on time. here's our political correspondent nick eardley. three weeks tomorrow, the uk is due to leave the european union, but 22 days before brexit day, things are not clear. negotiations are stock and getting a reworked deal through parliament still looks like a huge ask. the government's top lawyer is trying to get changes on the irish border, but talks this week have not gone well. he says they will start again soon. it is government policy to achieve the necessary change in the backstop, which will cause me to review and change my advice. but there was time for a joke about changes not amounting to much. there was time for a joke about changes not amounting to muchm has come to be called cox's codpiece. i want to make sure what's